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Valve Seat NSN 4820-00-420-8751

Item Description

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

NSN 4820-00-420-8751 NSN: 4820-00-420-8751

Features and Characteristics

Overall Height
0.220 inches
Body Outside Diameter
0.490 inches
Body Inside Diameter
0.191 inches
Seat Radius
Between 0.001 inches and 0.003 inches
Seating Surface Shape
Flat
Material
Plastic, mil-m-20693, comp a, type 1
Style Designator
Plain
FSC
4820 Nonpowered Valves
NIIN
004208751
NSN
4820004208751

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
180069-0281
Cage Code:
99657
Status:
A
MSDS:
Part Number:
180069-281
Cage Code:
99657
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481909090
  • NAICS: 332911
  • SITC: 74790
  • Description: Parts of taps, cocks, valves and similar appliances, nesoi
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-00-420-8751
What are the manufacturers of nsn 4820004208751?
Does this nsn 4820004208751 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820004208751
A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. the body may have a flange of various shapes. for diesel and gasoline reciprocating engines, see insert, engine valve seat.
Does nsn 4820004208751 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820004208751 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820004208751?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
22113
FIIG:
A15500
App. Key:
A
Cond. Code:
2
Status:
A

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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